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Hardistiella
Taxonomy
Hardistiella was named by Janvier and Lund (1983) [Sepkoski's age data: C Serp-l]. Its type is Hardistiella montanensis.
It was assigned to Petromyzontida by Janvier and Lund (1983); to Petromyzoniformes by Sepkoski (2002); and to Hardistiellidae by Van Der Laan (2019).
It was assigned to Petromyzontida by Janvier and Lund (1983); to Petromyzoniformes by Sepkoski (2002); and to Hardistiellidae by Van Der Laan (2019).
Species
H. montanensis (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1983 | Hardistiella Janvier and Lund p. 407 |
| 2002 | Hardistiella Sepkoski |
| 2019 | Hardistiella Van Der Laan p. 15 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Hardistiella Janvier and Lund 1983
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†Hardistiella montanensis Janvier and Lund 1983
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum, p = phylum | |||||
| References: Whittington et al. 1997, Kiessling 2004, Carroll 1988 | |||||
Age range: Arnsbergian or 327.00000 to 323.70000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Arnsbergian | USA (Montana) | H. montanensis (116654) |